GREENS

Mermaid’s Tail

#337B35

RGB 51, 123, 53 · HSL 122°, 41%, 34% · CMYK 59, 0, 57, 52

Mermaid’s Tail is #337B35 in HEX — rgb(51, 123, 53), hsl(122°, 41%, 34%), cmyk(59%, 0%, 57%, 52%).

Mermaid’s Tail pulls into the rich end of the greens spectrum — HSL 122°, 41%, 34%. The muted saturation makes it quiet but present, and the hue reads warm. In interior projects it shines on bedrooms, bathrooms, libraries — for grounding, restorative spaces. Reads best alongside soft white walls, oak floors, brass, warm clay accents.

Color Codes

HEX#337B35

RGB51, 123, 53

HSL122°, 41%, 34%

HSV122°, 59%, 48%

CMYK59, 0, 57, 52

Decimal3373877

CSS RGBrgb(51, 123, 53)

CSS HSLhsl(122, 41%, 34%)

Paint Matches — this color across 16 brands

Hallman-Lindsay

Tingle 732

ΔE 2.2 · #2B7B37

Vista Paint

Tingle C-731

ΔE 2.7 · #2C7C33

Benjamin Moore

Vine 2034-20

ΔE 4.7 · #307E40

RAL

Emerald Green 6001

ΔE 4.8 · #287233

Kilz

Watered Grass RH110

ΔE 5.2 · #458642

Dulux

Alien S24F9

ΔE 5.5 · #3B8942

Behr

Sabal Palm 460D-7

ΔE 6 · #347030

Sherwin-Williams

Envy SW6925

ΔE 8 · #358C3F

Valspar

Luscious Green 6010-7

ΔE 8.6 · #238848

Dunn-Edwards

Charmed Green DEA129

ΔE 8.8 · #007F3A

PPG

Antique Green 1223-7

ΔE 11 · #588C3A

Dutch Boy

Green Grass VS-9552

ΔE 12.7 · #53995A

Colorhouse

Thrive .06 Thrive-06

ΔE 16.3 · #128458

IKEA

IKEA132 132

ΔE 18.5 · #507A4F

Kobra

Green 34

ΔE 19.8 · #42A370

Farrow & Ball

Yeabridge Green 287

ΔE 31.2 · #919F70

Light Reflectance & Undertone

Light Reflectance Value (LRV)

15/100

Dark

0 · DarkLight · 100

Soaks up light and feels moody and intimate. Great for studies, dining rooms and accent walls; pair with ample lighting.

Undertone

TemperatureNeutral MasstoneGreen UndertoneBlue

Reads as a neutral green with a blue undertone showing through, especially in daylight. Pair trim and adjacent colours to either calm or amplify that undertone.

Color Theory

Complementary

#337B35

#7A3378

Analogous

#547A33

#337B35

#337A59

Triadic

#337B35

#36337A

#7A3633

Split-Complementary

#337B35

#59337A

#7A3354

Tetradic

#337B35

#33547A

#7A3378

#7A5933

Monochromatic

#081208

#1D441E

#337B35

#4AB04D

#7EC980

Rectangle

#337B35

#33787A

#7A3378

#7A3633

Compound

#337B35

#337A59

#7A3378

#7A3354

Variations

Lighter

#47AA4A

#77BD79

#B3D5B4

Darker

#286329

#1A451C

#0F2910

Saturation

#4C614D

#337A36

#1A941E

Interior Use

Best Rooms

bedrooms, bathrooms, libraries

Best Uses

main walls, cabinetry, soft furniture

Pairs With

soft white walls, oak floors, brass, warm clay accents

Accessibility (WCAG)

vs White

5.22:1

vs Black

4.03:1

AA Large

Deuteranopia

#337B35

#6D6439

Original → Simulated

Protanopia

#337B35

#737343

Original → Simulated

Tritanopia

#337B35

#407275

Original → Simulated

Color Psychology

Calm · Restorative

Mermaid’s Tail sits in the part of the spectrum the eye relaxes into. Designers reach for green when a room needs to feel like a refuge — bedrooms, libraries, bathrooms — because it lowers visual blood-pressure without flattening the space.

SymbolismGrowth, balance, nature

PersonalitySteady, grounded, thoughtful

calmnaturerestorativebalancebedroomlibrary

How it looks under different light

#668943

Warm Bulb 2700K

Incandescent / soft white LED — pulls colour toward yellow/amber.

#337B35

Daylight 5500K

Midday natural light or daylight-spec LED — closest to the paint chip.

#538E67

Cool Bulb 6500K

Cool white LED / overcast daylight — pulls colour toward blue.

Pairs With

#E9ECE9

Trim

Matched off-white

Same hue at 92% lightness — trim reads coordinated, not stark.

#F7F8F7

Ceiling

Whisper tint

Near-white with a hint of the hero's undertone — ceiling feels intentional.

#633062

Accent

Complementary punch

Hue +180°, slightly muted for paint vs. screen — use on a door, frame, or single piece.

#574738

Floor

Walnut neutral

Warm mid-brown grounds the scheme regardless of hero hue.

Paint Info

Brand · Product Line

Benjamin Moore / Regal Select Interior

Recommended Finishes

Eggshell (walls) · Pearl (trim) · Matte (ceiling)

Eggshell hides imperfections on main walls while keeping the color rich; pearl on trim adds subtle sheen and easier cleaning; flat matte on ceilings prevents glare.

Best Surfaces

Primary walls · Cabinetry · Doors · Mouldings

Coverage & Dry Time

Typical coverage 350-400 sq ft per gallon over a primed surface.

Touch-dry in ~1 hour. Recoat after 4 hours. Full cure 7-14 days.

Primer

Standard primer is adequate.

Application Tip

Use a 9" microfiber roller on walls and a 2.5" angled sash brush for trim cuts. Two coats minimum for even depth.

Paint Calculator

Wall area (m²)

Coats

Coverage (m² / L)

You'll need

4.0 litres

1.06 US gallons · room for one touch-up coat. Buy slightly more to ensure single-batch match.

Code Snippets

CSS — color

color: #337B35;

CSS — background

background-color: #337B35;

CSS Variable

--color-mermaid’s-tail: #337B35;

Tailwind v3 — config

colors: { 'mermaid’s-tail': '#337B35' }

Tailwind — arbitrary

bg-[#337B35] text-[#337B35]

SCSS

$mermaid’s-tail: #337B35;

Similar Colors

Vine Green

#2F7D3F · ΔE 4.6

Clover Green

#207337 · ΔE 6.2

Grassy Fields

#448C4E · ΔE 8.4

Amazon Moss

#00703A · ΔE 10.5

Once Upon a Time

#288F50 · ΔE 10.9

Cactus Green

#227442 · ΔE 11.0

Jade Green

#00874A · ΔE 11.5

Seaweed

#136938 · ΔE 12.7

Built by DSGN.HOUSE Updated 2026

Our color tools run on our own catalogue of 26,000+ real paint colors across 16 brands — Benjamin Moore, Sherwin-Williams, Behr, Dulux, RAL and more — with the color math (HSL and CIELAB matching) computed in-house, not scraped from summaries. Every color you pick maps to a real, buyable paint with its code, so what you see here you can actually take to the store. We review and update these tools and their data regularly.

Created by Denis Kataev, founder of DSGN.HOUSE — a software engineer and digital entrepreneur building professional color-design tools for everyone.

Frequently Asked Questions

What color is #337B35?

#337B35 is Mermaid’s Tail, a deep green with a warm undertone.

Is #337B35 warm or cool?

Mermaid’s Tail reads warm, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Mermaid’s Tail?

Mermaid’s Tail works well in bedrooms, bathrooms, libraries. Designers typically use it for main walls, cabinetry, soft furniture.

What colors pair well with Mermaid’s Tail?

Mermaid’s Tail pairs naturally with soft white walls, oak floors, brass, warm clay accents. Its complementary color is also a strong contrast option for accents.

Where can I download Mermaid’s Tail?

You can download Mermaid’s Tail on DSGN.HOUSE in 15 designer formats including CSS gradient, Figma, Procreate swatches, Tailwind config, Adobe ASE, SVG, and 4K wallpapers — all free.

What's the hex code for Mermaid’s Tail?

The hex code is #337B35. In RGB it's 51, 123, 53, and in HSL it's 122°, 41%, 34%.

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